| Date | Tournament | State | Round | Arlene Williams | Khwanjai Thammaping |
|---|---|---|---|---|---|
| 21/04/2014 | Australian Championship | NSW | 10 | 413 | 262 |
| 06/04/2015 | Australian Championship | VIC | 8 | 342 | 409 |
| 29/01/2017 | City of Sydney International Masters | NSW | 17 | 365 | 317 |
| 14/05/2017 | Tri-State | ACT | 5 | 407 | 300 |
| 29/03/2018 | Nats Warmup | ACT | 2 | 414 | 350 |
| 16/04/2022 | Australian Championship | QLD | 12 | 384 | 345 |
| Head-to-head after 6 games | 5 | 1 | |||
| Average score | 387.50 | 330.50 | |||
| Spread | 342 | -342 | |||